Re: Should we care much about this Unicode-ish criticism?

[Nicholas Clark]

On Wed, Jun 06, 2001 at 05:37:54PM -0700, Russ Allbery wrote:
> David L Nicol <[EMAIL PROTECTED]> writes:
> > Russ Allbery wrote:
> 
> >> a caseless character wouldn't show up in either IsLower or IsUpper.
> 
> > maybe an IsCaseless is warrented -- or Is[Upper|Lower] could return
> > UNKNOWN instead of TRUE|FALSE, if the extended boolean attributes allow
> > transbinary truth values.
> 
> Well, UNKNOWN isn't accurate either; the case *is* known.  It's just
> neither upper nor lowercase.
> 
> (I wonder what it should return for titlecase characters too, for that
> matter.)

What happens if unicode supported uppercase and lowercase numbers?

[I had a dig about, and it doesn't seem to mention lowercase or uppercase
digits. Are they just a typography distinction, and hence not enough to
be worthy of codepoints?]

Nicholas Clark